Mysterious Girlfriend X
謎の彼女X
Akira is a normal high school boy, but he nevertheless impulsively licks some drool left by the mysterious transfer student Mikoto. The next day he falls asleep with an inexplicable fever. After five days Mikoto suddenly comes to visit, and makes him consume her drool. The fever instantly vanishes, and Mikoto explains that he's suffering from "love sickness." She can transmit emotions through her drool, and the two of them are now bound together.
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Based on audience scoresWhere to stream Mysterious Girlfriend X
Streaming now in the United States on HiDive.
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Mysterious Girlfriend X Official Trailer
Mysterious Girlfriend X Trailer
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Frequently asked questions about Mysterious Girlfriend X
Where can I watch Mysterious Girlfriend X in the United States?
Mysterious Girlfriend X is available to stream on HiDive in the United States. Streaming availability is provided by JustWatch and can change over time.
Can I watch Mysterious Girlfriend X for free?
Not free in the United States right now. Mysterious Girlfriend X needs a subscription to HiDive.
What are the ratings for Mysterious Girlfriend X?
Mysterious Girlfriend X scores 6.8 on The Movie Database.
Who stars in Mysterious Girlfriend X?
Mysterious Girlfriend X stars Miyu Irino, Yuki Kaji, Ayako Yoshitani, Yu Shimamura, and Ryo Hirohashi.
How many seasons of Mysterious Girlfriend X are there?
Mysterious Girlfriend X has 1 season and 13 episodes, and is ended.
How long does it take to watch all of Mysterious Girlfriend X?
All 13 episodes of Mysterious Girlfriend X add up to about 5 hours 38 minutes at roughly 26 minutes each. At two hours a night that is about 3 evenings; at four hours a day it takes about 1 days.
What network is Mysterious Girlfriend X on?
Mysterious Girlfriend X airs on Tokyo MX, and is produced by Hoods Entertainment, Kodansha, and Starchild Records.
What language is Mysterious Girlfriend X in?
Mysterious Girlfriend X is in Japanese, and its original title is 謎の彼女X.
Ratings and streaming availability are aggregated from third-party sources; metadata from The Movie Database (TMDB), streaming data from JustWatch. This product uses the TMDB API but is not endorsed or certified by TMDB. Streaming availability checked September 2026.